Denis User
@denisuser7
Detail-oriented QA Specialist and AI Model Auditor improving LLM safety and accuracy.
UkraineWhat I'm looking for
I’m a detail-oriented QA Specialist and AI Model Auditor with over 2 years of experience evaluating Large Language Models (LLMs). I focus on factual accuracy, safety compliance, and linguistic localization for the Ukrainian market, scoring AI reasoning across complex logical and technical prompts.
In my QA work, I run safety and instructional audits using safety benchmarking, fact-checking, and hallucination detection, and I support data labeling and certification projects to strengthen model training accuracy. Alongside AI auditing, I built strong client communication and CRM processes, optimizing SEO/keyword strategies and handling multi-platform support.
Experience
Work history, roles, and key accomplishments
AI Model Auditor QA Specialist
Freelance
Mar 2024 - Present (2 years 4 months)
Conducted safety and instructional audits of AI-generated responses, performing Ukrainian localization checks and scoring model reasoning on complex prompts. Collaborated on data labeling and certification efforts to improve model training accuracy.
Education
Degrees, certifications, and relevant coursework
Chernivtsi National University
Master of Laws, Law
2017 - 2023
Earned a Master’s degree in Law at Chernivtsi National University from 2017 to 2023.
Tech stack
Software and tools used professionally
Availability
Location
UkraineAuthorized to work in
Job categories
Skills
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